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Gas passages being formed between the walls of an outer shell and an inner chamber

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  • F01N2470/08
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FMECHANICAL ENGINEERING LIGHTING HEATING WEAPONS BLASTING ENGINES OR PUMPS F01Engines F01NGAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES F01N2470/00Structure or shape of gas passages, pipes or tubes

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F01N2470/08Gas passages being formed between the walls of an outer shell and an inner chamber
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